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; 文献标识码: A Surface modification of TiNi shape memory alloy by nitrogen... and Engineering, Kunming 650093, China) Abstract: TiNi shape memory alloy samples were nitrogen-ion implanted with the implantation dose of 1×1016ions/cm2 and the acceleration voltages of 50keV. X-ray......
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MARTENSITE AND REVERSE TRANSFORMATION IN PRESTRAINED TiNi SHAPE MEMORY ALLOY THIN FILM M.Z.Cao1,X.P.Liu1,R.Yang1 (1.Institute of Metal Research, The Chinese Academy of Sciences, Shenyang,110016, China) Abstract:The effect of pre-strain on phase transformation of TiNi shape memory alloy film was studied by differential scanning calorimeter measurement (DSC). Compared with un deformed TiNi film......
ultrafine-grained TiNi alloy XU Xiao-jing, ZHANG Ti-feng, LING Zhi-yong, SHENG Xin-lan, LIU Min, NIU Xiao-ya, ZHU Li-hua (Engineering Institute of Advanced Manufacturing and Modern Equipment Technology..., corrosion resistance, fretting friction and wear properties and bioactivity of electrochemical polished surface on conventional TiNi alloy and ultrafine-grained TiNi alloy were investigated. The results......
alloys were studied. Both the maximum recovery stresses of TiNi and TiNiCu alloys increase with increasing prestrain level. The recovery stress rate (dσ/dT) of the TiNi alloy increases with increasing...次热循环过程中主要是部分取向马氏体的逆相变, 而在第2次及以后的热循环过程中, 则主要是自适应马氏体+完全取向马氏体的逆相变. 图1 经2.9%预变形的TiNi合金丝的回复力曲线 Fig.1 Recovery stress curves of 2.9% prestrained TiNi alloy wire 图1中的回复力曲线有2个重要参量: 某一温度......
of TiNi alloy matrix composites with near-zero thermal expansion behavior and their properties LUO Jun-ping1, MA Xiao1, GUAN Rui-feng1, CAO Shan-shan1, KE Chang-bo1, NGAI Tung-wai2, ZHANG Xin-ping1 (1..., Guangzhou 510640, China) Abstract: TiNi alloy based composites tailored by Mg alloy (AZ91D) were fabricated by powder metallurgy process combining with pressureless infiltration technique, which possess......
Calculation of phase diagram of Ti-Ni-O system and application to deoxidation of TiNi alloy QIU Ai-tao, LIU Lan-jie, PANG Wei, LU Xiong-gang, LI Chong-he Shanghai Key Laboratory of Modern... with most of the experimental results. The consistent model parameter set determined in this work may provide theoretical guidance for the deoxidation of TiNi alloy. Key words: TiNi alloy; Calphad; Ti-Ni......
the milling speed and add the third element Cu. The strongest Ni X-ray peak intensity decreases greatly at 400 r/min milling speed, and crystalline size decreases by 65 nm. Key words: TiNi alloy...DOI: 10.11817/j.issn.1672-7207.2015.04.005 机械合金化法制备TiNi合金及其表征 刘珏,李婧,杨海林,阮建明 (中南大学 粉末冶金国家重点实验室,湖南 长沙 410083) 摘要:采用机械合金化技术,分别以Ti,Ni及Cu纯元素粉末制备Ti50Ni50合金及Ti50Ni45Cu5合金.利用X线衍射仪(XRD)分析球磨时间,球磨转速以及第3组元Cu的加入对......
; 文献标识码:A Interfacial microstructure of laser-brazed joint between TiNi shape memory alloy and stainless steel LI Ming-gao, SUN Da-qian, QIU Xiao-ming ( School of Materials Science and Engineering, Jilin University, Changchun 130025, China) Abstract: Microstructure and interfacial structure of laser-brazed joint between TiNi shape memory alloy (SMA) and stainless steel (SS......